optical glass — op′tical glass′ n. opt high quality, homogeneous, color free glass, as flint or crown glass, having specified refractive properties, used in lenses and other components of optical systems • Etymology: 1740–50 … From formal English to slang

optical glass — Optics. any of several types of high quality, homogeneous, color free glass, as flint or crown glass, having specified refractive properties, used in lenses and other components of optical systems. [1740 50] * * * … Universalium

optical glass — noun a very pure kind of glass used for lenses … English new terms dictionary

Optical lens design — refers to the calculation of lens construction parameters (variables) that will meet a set of performance requirements and constraints, including cost and schedule limitations. Construction parameters include surface profile types (spherical,… … Wikipedia